phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4783e52a3948a79515d9a78fd2ecf8b7', -1, 1711636510, 1711636510, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php